exoclock

WASP-104b (LOW)

Discovered by: Smith et al. 2014

The Star
Simbad
GAIA
2MASS		 WASP-104
DR2 3868603216762016256
J10422458+0726060
RA 10:42:24.6020 DEC +07:26:06.294
Parallax
5.35 mas		 P.M. RA
-32.17 mas/y		 P.M. DEC
-1.165 mas/y
MagV
11.12		 MagR
11.3		 MagI*
10.238		 MagJ
10.36		 MagH
9.979		 MagK
9.882
MagG
11.593		 MagGBP
12.036		 MagGRP
11.018
*Calculated from GAIA magnitudes.

Ephemeris - Verified True
Kokori et al. 2022
Mid-time
2457938.581063 ± 2.4e-05 BJDTDB
Period
1.75540576 ± 1.3e-07 days
Transit Parameters
Smith et al. 2014
Rp/Rs
0.1214 ± 0.0008		 a/Rs
6.52 +0.13 -0.13
 i
83.63 +0.25 -0.25 deg
e
-		 ω
- deg
DepthR*
16.44 mmag		 Duration*
1.78 hours
*Calculated from the other parameters, using PyLightcurve.
**Adjusted based on the space observations.

Limb Darkening Parameters
Smith et al. 2014
Teff
5475.0 +127.0 -127.0 K
 Log(g)
4.5 +0.02 -0.02 cm/s2
 Fe/H
0.32 +0.09 -0.09 dex
ExoClock Status
Observing Priority LOW
Minimum aperture 5.0"
Total Observations (Recent) 112 (9)
O-C 0.38 ± 0.35 minutes
ExoClock Observations (Recent) 58 (9)
Space Observations (Recent) 45 (0)
ETD Observations (Recent) 0 (0)
Literature Mid-times (Recent) 9 (0)
Kepler Rp/Rs 0.120842 ± 6.4e-05
TESS Rp/Rs 0.12052 ± 0.0007

WASP-104b


ExoClock Observations
Planet
Observation Date		 Observer
Observatory		 Telescope
Camera / Filter / Exp [s]		 O-C
minutes
WASP-104b (LOW)
2024-04-14		Deborah Smith
El Olivar, Gergal, Spain		Celestron C8
ASI2600MM / Clear / 60.0		0.11 ± 1.28
WASP-104b (LOW)
2024-04-07		Martin Crow
Burnham Observatory		Celestron C9.25
SX694 mono / R / 100.0		-2.26 ± 2.02
WASP-104b (LOW)
2024-03-24		Riccardo Zancan
Riccardo		Celestron C11
ASI-1600-MM / Clear / 60.0		0.69 ± 2.16
WASP-104b (LOW)
2024-03-19		Lee YuHsien
KMSH Observatory		C14HD
QSI-660 / R / 50.0		-1.45 ± 2.59
WASP-104b (LOW)
2024-03-12		Hao-Yuan Duan
Lulin Observatory, Taiwan		GSO RC12
ASI 294MM Pro / I / 60.0		2.56 ± 1.18
WASP-104b (LOW)
2024-03-12		Lee YuHsien
KMSH Observatory		C14HD
QSI-660 / R / 50.0		0.07 ± 1.27
WASP-104b (LOW)
2024-03-12		YingLin Chen
CYGSH_Obseratory		Cfftelescopes Ritchey - Chretien 300mm
ASI 2600MC / Clear / 40.0		0.03 ± 1.58
WASP-104b (LOW)
2023-04-22		Andre Kovacs
Moletai Astronomical Observatory (MAO)		35/51 cm Maksutov f/3.5
Apogee Alta U47 / R / 60.0		0.48 ± 0.96
WASP-104b (LOW)
2023-04-22		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-0.6 ± 3.89
WASP-104b (LOW)
2023-04-07		James Howe
OSO PIRATE		PlaneWave CDK24
FLI ProLine KAF-16803 / R / 135.0		0.96 ± 0.84
WASP-104b (LOW)
2023-03-24		Mauro Caló
Cavallino		RC
SBIG ST10 / Lum / 60.0		0.98 ± 2.16
WASP-104b (LOW)
2023-03-24		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0		-4.06 ± 2.45
WASP-104b (LOW)
2023-03-09		Ioannis Gkolias
Noesis Astronomical Station		RASA 8''
QHY268M / Lum / 45.0		0.47 ± 1.44
WASP-104b (LOW)
2023-03-09		Aziz Ettahar Kaeouach
High Atlas Observatory		PlaneWave CDK 12.5
Zwo asi 294 mm pro / R / 90.0		-1.67 ± 1.09
WASP-104b (LOW)
2023-03-02		Adam Popowicz
Otivar dome2		Newton 12" ASA
ASI ZWO 1600MM / R / 52.0		2.7 ± 1.12
WASP-104b (LOW)
2023-03-02		Pavel Pintr
Horní Halže		Celestron 235/1480
ASI ZWO 1600 MONO / Clear / 60.0		1.37 ± 2.45
WASP-104b (LOW)
2023-02-20		Bryan Martin
Tiger Butte Observatory Remote		AG Optical IDK
ZWO ASI 294 / R / 180.0		-5.2 ± 2.59
WASP-104b (LOW)
2022-03-23		Martin Mifsud
Manikata Observatory		Meade OTA
SBig ST10XME / Lum / 120.0		3.14 ± 1.58
WASP-104b (LOW)
2022-03-23		Dominique DANIEL
La Montjoie		Celestron C8
Camera CMOS ZWO ASI2600MC pro (color) / Clear / 238.0		2.85 ± 3.02
WASP-104b (LOW)
2022-03-23		Claudio Lopresti
Claudio Lopresti		Meade LX200 12"
CCD Sbig ST9xe / R / 120.0		0.69 ± 1.3
WASP-104b (LOW)
2022-03-23		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		0.4 ± 0.58
WASP-104b (LOW)
2022-03-23		Mark Salisbury
POST		Orion Optics ODK
SBIG ST-10 XME / R / 240.0		-0.46 ± 0.72
WASP-104b (LOW)
2022-03-23		Francesco Scaggiante
Gruppo Astrofili Salese "GALILEO GALILEI"		NEWTON 410/1710
Custom made with KAF-1603ME CCD sensor / R / 45.0		-0.75 ± 1.15
WASP-104b (LOW)
2022-03-23		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 90.0		-2.04 ± 1.73
WASP-104b (LOW)
2022-03-11		Chiahui Wang
NTNU ES Observatory		RCOS 16" f/8.4 Ritchey-Chretien
Atik One 6 / V / 25.0		2.62 ± 1.44
WASP-104b (LOW)
2022-03-09		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		0.18 ± 1.44
WASP-104b (LOW)
2022-03-09		Marc Serrau
A77 Dauban		Celestron 11
ST8-XME / Clear / 60.0		-3.71 ± 2.16
WASP-104b (LOW)
2022-03-08		christian PANTACCHINI
Observatoire de Benayes		Skywhatcher Newton
QHY8L / Clear / 120.0		3.07 ± 4.32
WASP-104b (LOW)
2022-02-07		Valère Perroud
Observatoire de Duines		RC 10
Moravian G2-4000 / Lum / 60.0		1.33 ± 1.73
WASP-104b (LOW)
2022-01-16		Paolo Arcangelo Matassa
P:M.P.H.R. Deep Sky (K81)		Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 120.0		1.15 ± 1.44
WASP-104b (LOW)
2022-01-16		Enrique Arce
Vallbona Observatory		Newton 10" f4
Sbig ST7-XME / V / 120.0		-0.29 ± 1.15
WASP-104b (LOW)
2021-05-04		Enrique Arce
Vallbona Observatory		Ritchey Chretien
Moravian G2-8300 / Lum / 30.0		0.92 ± 1.3
WASP-104b (LOW)
2021-04-13		Claudio Lopresti
Claudio Lopresti		Mak-Newton
CCD Sbig ST10xme / I / 180.0		-1.57 ± 2.74
WASP-104b (LOW)
2021-03-20		Yves Jongen
Deep Sky Chile		Plane Wave CDK 17"
Moravian 4G / R / 120.0		0.99 ± 1.3
WASP-104b (LOW)
2021-02-28		Didier Laloum
Observatoire Privé du Mont (OPM)		RC 8 GSO
Atik 383L+ / AstrodonExoPlanet-BB / 120.0		-0.79 ± 1.73
WASP-104b (LOW)
2021-02-28		Ivo Peretto
MarSEC Marana Space Explorer Center		R-C
Moravia G2-1600 MkII / Clear / 60.0		-1.94 ± 0.86
WASP-104b (LOW)
2021-02-28		Francesco Scaggiante
Gruppo Astrofili Salese "GALILEO GALILEI"		NEWTON 410/1710
Custom made with KAF-1603ME CCD sensor / R / 40.0		-3.12 ± 1.43
WASP-104b (LOW)
2021-02-14		Massimiliano Mannucci
Osservatorio Astronomico Margherita Hack		Celestron C14
SBIG ST10 XME / Clear / 60.0		0.29 ± 1.15
WASP-104b (LOW)
2020-11-19		Adam Popowicz
Observatory Pyskowice		RC12" GSO
ASI ZWO 1600 MM / ATIK 11000M / R / 90.0		-5.63 ± 2.02
WASP-104b (LOW)
2020-04-11		John Savage
Z42 Rushay Farm Observatory		Celeston 14Edge with focal reducer
ATIK One 9.0 / R / 120.0		2.9 ± 1.01
WASP-104b (LOW)
2020-04-11		Martin Crow
Burnham Observatory		Celestron C9.25
SX694 mono / R / 90.0		1.17 ± 1.73
WASP-104b (LOW)
2020-04-11		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave
SBIG STL11K / Clear / 120.0		0.84 ± 0.89
WASP-104b (LOW)
2020-04-11		Mauro Caló
Cavallino		RC
SBIG ST10 / Lum / 60.0		-0.84 ± 1.15
WASP-104b (LOW)
2020-04-11		Alberto Tomatis
Alto-Observatory		RC
STL 6303 / Lum / 100.0		-2.72 ± 1.73
WASP-104b (LOW)
2020-03-14		Anaël Wünsche
Observatoire des Baronnies Provençales		Celestron
ZWO ASI071 MC Pro / Clear / 60.0		4.9 ± 1.3
WASP-104b (LOW)
2020-03-14		Mario Morales-Aimar
Observatorio de Sencelles MPC K14		10" Meade Schmidt Cassegrain
SBIG ST7-XME / V / 240.0		3.03 ± 1.73
WASP-104b (LOW)
2020-03-14		Danilo Sedita
Osservatorio Sedita Castrofilippo		RC GSO 14"
Moravian G2-1600 / R / 60.0		0.58 ± 1.01
WASP-104b (LOW)
2020-03-14		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0		-0.14 ± 1.01
WASP-104b (LOW)
2020-02-28		Richard Lee
RichardLee		Planewave CDK14
QSI683-WSG8 / V / 60.0		3.39 ± 1.73
WASP-104b (LOW)
2020-02-15		Vikrant Kumar Agnihotri
Cepheid Observatory India		C11-A XLT Schmidt-Cassegrain/F5.12
Atik414ex mono / AstrodonExoPlanet-BB / 15.0		1.72 ± 0.86
WASP-104b (LOW)
2020-02-06		Mark Phillips
Forthimage		OO Newtonian CCD
Atik 460EX / R / 50.0		0.76 ± 2.88
WASP-104b (LOW)
2020-02-06		Mauro Caló
Cavallino		RC
SBIG ST10 / R / 120.0		-4.57 ± 2.02
WASP-104b (LOW)
2019-03-28		Anaël Wünsche
Observatoire des Baronnies Provençales		Astelco
FLIPL230 / V / 120.0		-0.05 ± 0.58
WASP-104b (LOW)
2019-03-20		Anaël Wünsche
Observatoire des Baronnies Provençales		Astelco
FLIPL230 / V / 120.0		-0.16 ± 0.72
WASP-104b (LOW)
2019-01-22		Manfred Raetz
privat observatory Herges-Hallenberg		SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / R / 120.0		0.97 ± 1.44
WASP-104b (LOW)
2017-02-25		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave
SBIG STL11K / Clear / 120.0		3.68 ± 1.01
WASP-104b (LOW)
2016-03-25		Anaël Wünsche
Observatoire des Baronnies Provençales		CDK Planewave
SBIG STL11K / Clear / 120.0		-1.78 ± 1.44
WASP-104b (LOW)
2015-02-10		Anaël Wünsche
Observatoire des Baronnies Provençales		Astelco
FLIPL230 / V / 30.0		-1.14 ± 1.58

Space Observations
Planet
Observation Date		 Mission O-C
minutes
WASP-104b (LOW)
2021-12-29		TESS0.95 ± 1.44
WASP-104b (LOW)
2021-12-27		TESS-0.04 ± 1.38
WASP-104b (LOW)
2021-12-26		TESS0.26 ± 1.22
WASP-104b (LOW)
2021-12-24		TESS1.68 ± 1.32
WASP-104b (LOW)
2021-12-22		TESS1.56 ± 1.44
WASP-104b (LOW)
2021-12-20		TESS-1.69 ± 1.08
WASP-104b (LOW)
2021-12-19		TESS-0.31 ± 1.09
WASP-104b (LOW)
2021-12-15		TESS-0.12 ± 1.11
WASP-104b (LOW)
2021-12-13		TESS-0.04 ± 1.09
WASP-104b (LOW)
2021-12-12		TESS0.11 ± 1.11
WASP-104b (LOW)
2021-12-10		TESS1.79 ± 1.18
WASP-104b (LOW)
2021-12-08		TESS0.7 ± 1.27
WASP-104b (LOW)
2021-12-06		TESS0.15 ± 1.14
WASP-104b (LOW)
2021-12-01		TESS-0.98 ± 1.21
WASP-104b (LOW)
2021-11-29		TESS-0.34 ± 1.18
WASP-104b (LOW)
2021-11-28		TESS0.61 ± 1.34
WASP-104b (LOW)
2021-11-26		TESS0.4 ± 1.18
WASP-104b (LOW)
2021-11-24		TESS-0.43 ± 1.09
WASP-104b (LOW)
2021-11-22		TESS0.21 ± 0.92
WASP-104b (LOW)
2021-11-19		TESS1.9 ± 1.08
WASP-104b (LOW)
2021-11-17		TESS0.25 ± 1.2
WASP-104b (LOW)
2021-11-15		TESS-0.17 ± 1.04
WASP-104b (LOW)
2021-11-13		TESS0.36 ± 1.09
WASP-104b (LOW)
2021-11-12		TESS-1.8 ± 1.24
WASP-104b (LOW)
2021-11-10		TESS1.22 ± 1.22
WASP-104b (LOW)
2021-11-08		TESS-1.26 ± 1.17
WASP-104b (LOW)
2017-08-18		K2-0.16 ± 0.16
WASP-104b (LOW)
2017-08-16		K20.04 ± 0.12
WASP-104b (LOW)
2017-08-08		K2-0.15 ± 0.13
WASP-104b (LOW)
2017-08-01		K2-0.04 ± 0.17
WASP-104b (LOW)
2017-07-26		K20.1 ± 0.08
WASP-104b (LOW)
2017-07-23		K2-0.16 ± 0.13
WASP-104b (LOW)
2017-07-21		K20.06 ± 0.08
WASP-104b (LOW)
2017-07-19		K2-0.01 ± 0.12
WASP-104b (LOW)
2017-07-14		K2-0.13 ± 0.22
WASP-104b (LOW)
2017-07-11		K2-0.09 ± 0.08
WASP-104b (LOW)
2017-07-09		K2-0.12 ± 0.19
WASP-104b (LOW)
2017-07-04		K20.37 ± 0.2
WASP-104b (LOW)
2017-06-28		K2-0.06 ± 0.12
WASP-104b (LOW)
2017-06-25		K2-0.11 ± 0.14
WASP-104b (LOW)
2017-06-18		K20.02 ± 0.11
WASP-104b (LOW)
2017-06-13		K20.03 ± 0.12
WASP-104b (LOW)
2017-06-11		K2-0.04 ± 0.09
WASP-104b (LOW)
2017-06-09		K2-0.18 ± 0.13
WASP-104b (LOW)
2017-06-07		K20.05 ± 0.1

Literature Mid-times
Planet
Observation Date		 Reference O-C
minutes
2018-03-15 Wang et al. 2021 3.17 ± 0.69
2018-02-13 Wang et al. 2021 -0.86 ± 1.73
2017-12-10 Wang et al. 2021 -0.74 ± 0.89
2017-04-19 Wang et al. 2021 0.41 ± 0.88
2017-03-06 Wang et al. 2021 2.5 ± 0.88
2017-02-20 Wang et al. 2021 0.7 ± 0.73
2016-02-05 Wang et al. 2021 -1.29 ± 0.76
2016-01-13 Wang et al. 2021 0.79 ± 1.35
2013-04-23 Smith et al. 2014 0.24 ± 0.17
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